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6th ICSE
IMPORTANT
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respiration occurs inside cells.

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Important Questions on Human Respiratory System

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6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 5

Fill in the blank with an appropriate option:

The opening of the larynx into the pharynx is protected by _____. (epiglottis/bronchus)

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6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 1
Air sacs inside the lungs.
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6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 2
What is the muscular partition that divides the thoracic and abdominal cavity?
MEDIUM
6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 3

Give one word for the following:

The gas which turns limewater milky.

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6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 4
The temporary compound formed by haemoglobin with oxygen.
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6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 5

The structures that help in breathing.

Diaphragm/stomach

EASY
6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 6

Unscramble LGUOCES to answer the question given below:

Name the substances that broke down during respiration to release energy.

EASY
6th ICSE
IMPORTANT
ICSE Biology>Chapter 5 - Human Respiratory System>TEST Yourself>Q 1
Write the role of the nasal passage.